CN104411148A - Thermal radiation protection cabinet - Google Patents

Thermal radiation protection cabinet Download PDF

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Publication number
CN104411148A
CN104411148A CN201410784008.1A CN201410784008A CN104411148A CN 104411148 A CN104411148 A CN 104411148A CN 201410784008 A CN201410784008 A CN 201410784008A CN 104411148 A CN104411148 A CN 104411148A
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China
Prior art keywords
rack
heat radiation
radiation proof
air
heat
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Granted
Application number
CN201410784008.1A
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Chinese (zh)
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CN104411148B (en
Inventor
刘军
韦立川
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Shenzhen Envicool Technology Co Ltd
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Shenzhen Envicool Technology Co Ltd
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Priority to CN201410784008.1A priority Critical patent/CN104411148B/en
Publication of CN104411148A publication Critical patent/CN104411148A/en
Application granted granted Critical
Publication of CN104411148B publication Critical patent/CN104411148B/en
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Abstract

An embodiment of the invention discloses a thermal radiation protection cabinet. The thermal radiation protection cabinet comprises an inner cabinet and a radiation protection structure covering the cabinet, wherein vertical air flow channels are formed in two sides of the radiation protection structure respectively; the cabinet comprises a radiator arranged above the air flow channels; and an air inlet is formed in the lower part of the periphery of the radiation protection structure or the bottom of the radiation protection structure, an exhaust outlet is formed in the top of the radiation protection structure, and a plurality of air outlets are formed in the periphery from bottom to top. The thermal radiation protection cabinet is used for improving the heat dissipation effect and reducing heat dissipation consumption and is waterproof and dustproof.

Description

A kind of heat radiation prevention rack
Technical field
The present invention relates to protection rack, particularly a kind of heat radiation prevention rack.
Background technology
In the industrial production, in order to the reliability service of support equipment, a large amount of employing rack encapsulation, for internal unit provides a cleaning, the environment of constant temperature, but in industrial site of deployment, many times rack can be arranged in high-heating radiation scene, modal is solar radiation, and these thermal radiations can bring great difficulty for interior of equipment cabinet environmental Kuznets Curves, needs to drop into the more energy for controlling internal temperature.
At present, in order to ensure the reliability service of internal unit, generally adopt following several scheme:
Double-layer cabinet structure, rack is arranged to double-decker, and inner Spatial General 6 R is arranged in about 20mm, pastes insulation material, but mostly adopt enclosed construction in double-decker, and isolate thermal source with insulation material, scheme cost is higher, and mostly adopts metal structure due to cabinet, heat conductivility is relatively good, thermal radiation is applied to surface, still by heat-conducting mode, heat is delivered to interior of equipment cabinet, eliminates " cold bridge " very difficult elimination that internal heat is transmitted.
Single layer cabinet structure, configures large temperature control device, and in order to balance the heat load that outside thermal radiation brings, but in order to reach same temperature control effect, the temperature control device energy consumption of its configuration is larger.
Simple heat insulation structural, at the thermal insulation board that exterior arrangement is independent, but the simple heat insulation structural of outside only can simply isolated part thermal radiation, cannot be completely isolated, and for being provided with dependence, not easily realizes standardization.
Adopt antiradiation coating, reflecting outside thermal radiation, but the limited efficiency of reflectance coating, and for the periodically variable scene of external environment, at low ambient temperatures, the radianting capacity of self is strengthened, internal insulation when being unfavorable for low temperature.In a lot of outdoor application scenarios, antiradiation coating can reduce effect along with the wearing and tearing on surface or laying dust.
In summary, the heat insulation protectiving scheme of current rack, either power consumption is too large, or effect of heat insulation is not good, cannot obtain gratifying effect.
Summary of the invention
Embodiments provide a kind of heat radiation prevention rack, improve radiating effect, reduce heat radiation power consumption, water proof and dust proof.
Embodiments provide a kind of heat radiation prevention rack, comprise inner rack and the radiation proof structure covering on described rack outside, four limits of described radiation proof structure form vertical gas channel with between described rack, described radiation proof structure surrounding bottom or described radiation proof structural base are provided with air inlet, top is provided with exhaust outlet, and surrounding is provided with some air outlets from the bottom to top.
Optionally, the air outlet on the limit that described radiation proof structure is relative is symmetrical arranged.
Optionally, described air outlet place is provided with a shunting catch, and a side gas flow path is divided into two parts, and an air-flow part in described gas channel is discharged by air outlet on the left of catch, and another part continues buoyance lift on the right side of catch.
Optionally, described exhaust outlet is the exhaust outlet of described radiation proof structural top horizontal direction opening or side top opening.
Optionally, described air inlet adopts the tapering type structure that sectional area reduces along height upward direction.
Optionally, described air inlet is positioned at described radiation proof structural base, and is in immediately below described gas channel.
Optionally, below described rack, be provided with mounting bracket, to raise described rack and described radiation proof structure.
Optionally, described rack also comprises the heat abstractor being located at described rack top.
As can be seen from the above technical solutions, the embodiment of the present invention has the following advantages:
Chimney principle is make use of in the embodiment of the present invention, the radiation proof structure covering on rack outside with form vertical gas channel between rack, external heat radiation makes the temperature in gas channel higher than the temperature of gas channel outside, make formation temperature inside and outside gas channel poor, the air-flow of gas channel inside is heated rising, and discharge from air outlet, extraneous Cryogenic air enters radiation proof structure due to swabbing action, the hot-air of the cold air that the air inlet of radiation proof structure bottom or bottom enters and gas channel forms cross-ventilation, thus the heat of internal radiation is taken away from side air outlet and top exhaust outlet heat exchange by cross-ventilation, radiation internal surface temperature is pulled low to ambient temperature, the stable of in-cabinet temperature is kept with low energy consumption, simultaneously because the flowing of gas channel internal gas flow can stop dust accumulation at rack, because internal gas flow velocity is not high, dust can drop on bottom rack because of gravity after entering inner passage, dustproof and waterproof.
Accompanying drawing explanation
Fig. 1 is a cross sectional representation of heat radiation prevention rack in the embodiment of the present invention;
Fig. 2 is an embodiment schematic diagram of heat radiation prevention rack in the embodiment of the present invention;
Fig. 3 is an embodiment schematic diagram of heat radiation prevention rack in the embodiment of the present invention;
Fig. 4 is an embodiment schematic diagram of heat radiation prevention rack in the embodiment of the present invention;
Fig. 5 is another cross sectional representation of heat radiation prevention rack in the embodiment of the present invention.
Embodiment
Embodiments providing a kind of heat radiation prevention rack, for improving radiating effect, reducing heat radiation power consumption, water proof and dust proof.
The present invention program is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the embodiment of a part of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, should belong to the scope of protection of the invention.
Refer to Fig. 1, in the embodiment of the present invention, heat radiation prevention rack can comprise:
Inner rack 1 and the radiation proof structure 2 covering on described rack outside, four limits of described radiation proof structure 2 form vertical gas channel with between described rack 1, air inlet 5 is provided with bottom described radiation proof structure 2 surrounding bottom or described radiation proof structure 2, top is provided with exhaust outlet 3, and surrounding is provided with some air outlets 4 from the bottom to top.
Chimney principle is make use of in the embodiment of the present invention, the radiation proof structure 2 covering on rack 1 outside forms vertical gas channel with between rack 1, external heat radiation makes the temperature in gas channel higher than the temperature of gas channel outside, make formation temperature inside and outside gas channel poor, the hot-air of the cold air that the air inlet of radiation proof structure 2 bottom or bottom enters and gas channel forms cross-ventilation, thus the heat of internal radiation is taken away from side air outlet 4 and top exhaust outlet 3 heat exchange by cross-ventilation, radiation internal surface temperature is pulled low to ambient temperature, the stable of in-cabinet temperature is kept with low energy consumption, simultaneously because the flowing of gas channel internal gas flow can stop dust accumulation at rack 1, because internal gas flow velocity is not high, dust can drop on bottom rack because of gravity after entering inner passage, dustproof and waterproof.
As shown in Figure 2 and as shown in Figure 3, the exhaust outlet 3 of described radiation proof structure 2 can be in open top, also can be at side top opening, when side top opening, can arrange a baffle plate, prevent dust from entering, be not construed as limiting herein above.
As shown in Figure 2, air outlet 4 can be symmetrical arranged by the air outlet on the limit that described radiation proof structure 2 is relative, further, also all can be symmetrical arranged on four limits, certainly, also can as shown in Figure 4, in a compact mass on the both sides that described radiation proof structure 2 four limit is adjacent, have and high and low layered set out air port 4, the intensity that the quantity of air outlet is dispelled the heat as required and fixed and arrange, generally 1 ~ 3 air outlet is set on one side (side) of described radiation proof structure 2, when rack 1 internal radiation is also very strong, can increase and set out air port, improve radiating rate, be not construed as limiting herein.
As shown in Figure 1, air outlet 3 place is provided with a shunting catch, one side gas flow path is divided into two parts, an air-flow part in described gas channel is discharged by air outlet on the left of catch, another part continues buoyance lift on the right side of catch, make the temperature of the air of each section of gas channel close like this, avoid the air themperature of gas channel part position very high, cause situation uneven in temperature, more heat cannot be taken away, shorten the stroke of each section of gas in addition, reduce resistance, also can improve the speed of internal gas flow, thus promote heat exchange amount further.
As shown in Figure 2, described air inlet 5 can be positioned at bottom described radiation proof structure 2, and be in immediately below described gas channel, can be the poroid air intake of honeycomb, make air intake even, cross-ventilation is steady, can also be bottom radiation proof structure 2, below gas channel correspondence, the fresh air inlet of setting, the tapering type structure that air inlet 5 can also adopt sectional area to reduce along height upward direction, is not construed as limiting herein.
As shown in Figure 5, below described rack 1, be provided with mounting bracket 6, to raise described rack and described radiation proof structure 2, while waterproof, indirectly also serve and radiation proof structure 2 cold wind mouth 5 is raised, avoid receiving terrestrial surface radiation impact, be not construed as limiting herein.
Simultaneously, generally, in rack 1, a heat abstractor is also set separately, as air-conditioning or fan, or heat exchanger, in the present embodiment, rack 1 can also comprise heat abstractor, the heat abstractor in rack 1 is arranged on rack 1 top, adds hot-air on gas channel top, accelerate the convection current of air, improve radiating rate.
It is poor that the embodiment of the present invention makes full use of the atmospheric density that thermal radiation brings, form the flowing of air, finally reach and thermal radiation is taken away before entering rack, and this effect can strengthen along with the enhancing of External Heat Flux, weaken along with thermal-radiating weakening, the scene of low temperature non-thermal radiation, can also form an air heat insulating layer, increases heat insulation effect.
The above, above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.

Claims (8)

1. a heat radiation prevention rack, it is characterized in that, comprise inner rack and the radiation proof structure covering on described rack outside, four limits of described radiation proof structure form vertical gas channel with between described rack, described radiation proof structure surrounding bottom or described radiation proof structural base are provided with air inlet, top is provided with exhaust outlet, and surrounding is provided with some air outlets from the bottom to top.
2. heat radiation prevention rack according to claim 1, is characterized in that, the air outlet on the limit that described radiation proof structure is relative is symmetrical arranged.
3. heat radiation prevention rack according to claim 1 and 2, it is characterized in that, described air outlet place is provided with a shunting catch, and a side gas flow path is divided into two parts, an air-flow part in described gas channel is discharged by air outlet on the left of catch, and another part continues buoyance lift on the right side of catch.
4. heat radiation prevention rack according to claim 1, is characterized in that, described exhaust outlet is the exhaust outlet of described radiation proof structural top horizontal direction opening or side top opening.
5. heat radiation prevention rack according to claim 1, is characterized in that, the tapering type structure that described air inlet adopts sectional area to reduce along height upward direction.
6. heat radiation prevention rack according to claim 1, is characterized in that, described air inlet is positioned at described radiation proof structural base, and is in immediately below described gas channel.
7. heat radiation prevention rack according to claim 1, is characterized in that, is provided with mounting bracket below described rack, to raise described rack and described radiation proof structure.
8. heat radiation prevention rack according to claim 1, is characterized in that, described rack also comprises the heat abstractor being located at described rack top.
CN201410784008.1A 2014-12-16 2014-12-16 Thermal radiation protection cabinet Active CN104411148B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201410784008.1A CN104411148B (en) 2014-12-16 2014-12-16 Thermal radiation protection cabinet

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CN104411148A true CN104411148A (en) 2015-03-11
CN104411148B CN104411148B (en) 2017-05-17

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105007706A (en) * 2015-06-29 2015-10-28 平高集团有限公司 Cabinet body device with thermal insulation and ventilation function, and control cubicle using same
CN106254732A (en) * 2016-07-29 2016-12-21 浙江大学 A kind of heat dissipation of surveillance camera method based on hot pressing effect and structure
CN107949202A (en) * 2017-10-30 2018-04-20 深圳市科华恒盛科技有限公司 A kind of electronic equipment case

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201075881Y (en) * 2007-08-31 2008-06-18 魏鸿琪 Reinforcing cabinet with heat insulation function
CN203787815U (en) * 2014-01-09 2014-08-20 苏州苏驼通信科技有限公司 Outdoor rack top cover heat-insulation structure
CN204335254U (en) * 2014-12-16 2015-05-13 深圳市英维克科技股份有限公司 A kind of heat radiation prevention rack

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201075881Y (en) * 2007-08-31 2008-06-18 魏鸿琪 Reinforcing cabinet with heat insulation function
CN203787815U (en) * 2014-01-09 2014-08-20 苏州苏驼通信科技有限公司 Outdoor rack top cover heat-insulation structure
CN204335254U (en) * 2014-12-16 2015-05-13 深圳市英维克科技股份有限公司 A kind of heat radiation prevention rack

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105007706A (en) * 2015-06-29 2015-10-28 平高集团有限公司 Cabinet body device with thermal insulation and ventilation function, and control cubicle using same
CN105007706B (en) * 2015-06-29 2017-12-05 平高集团有限公司 A kind of cabinet device with insulated ventilation function and the convergence control cabinet using cabinet device
CN106254732A (en) * 2016-07-29 2016-12-21 浙江大学 A kind of heat dissipation of surveillance camera method based on hot pressing effect and structure
CN106254732B (en) * 2016-07-29 2018-12-07 浙江大学 A kind of heat dissipation of surveillance camera method and structure based on hot pressing effect
CN107949202A (en) * 2017-10-30 2018-04-20 深圳市科华恒盛科技有限公司 A kind of electronic equipment case

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Denomination of invention: A thermal radiation protection cabinet

Effective date of registration: 20211111

Granted publication date: 20170517

Pledgee: Shenzhen hi tech investment small loan Co.,Ltd.

Pledgor: SHENZHEN ENVICOOL TECHNOLOGY Co.,Ltd.

Registration number: Y2021980012309